Firefox/Channels/Meetings/2021-11-02

Channel Meeting Details

• Tuesdays at 10am and Thursdays at 7:30am Pacific Time
• Riot #release-drivers for backchannel
• Past meeting notes: https://wiki.mozilla.org/Firefox/Channels/Meetings

Video/Teleconference Details

• Zoom Meeting ID: 536 097 768
• https://mozilla.zoom.us/j/536097768
• +17207072699,,536097768# US
• Find your local number: https://zoom.us/u/agItTmqIu

Attendees

RyanVM, pascal, vbalducci, Afischer, telin,dsmith, mcalderon, Aryx, kbrosnan,JR, dveditz

Schedule Update

• Release day
  • Desktop 94.0 live @ 25%
    • Holding back updates from macOS 10.12 due to bug 1737998
    • Planning to build 94.0.1 tomorrow in time to ship @ 100% when updates are normally unthrottled
  • ESR 91.3.0 live @ 100%, ESR78 now EOL
  • Fenix & Focus 94.1.1 live @ 25%

• Desktop & DevEdition 95.0b1 live on Beta/Aurora at 25% & 100%, respectively
• Fenix & Focus 95.0.0-beta.1 gtb today

• Nightly now 96.0a1

Release quality metrics (Tuesdays)

• No update this week due to launch week

Desktop Stability

Nightly

mc2 crash incidence (% of users experiencing a crash): 1.59% (-0.14pp compared to previous week) == back to normal level, crash rate (crashes/active hour for crashing profiles): 2.07 (-0.03)

mc1 crash rate: not available, not enough data since version got increased to Firefox 96.0a1 yesterday

• big WebRTC upgrade landed on Monday
  • one new WebRTC bug so far: https://bugzilla.mozilla.org/show_bug.cgi?id=1738931 [@ mozilla::WebrtcCallWrapper::UnsetRemoteSSRC], [@ mozilla::WebrtcVideoConduit::SetRemoteSSRCConfig]

• increase in crash frequency for several crash signatures starting last week Wednesday, e.g. https://crash-stats.mozilla.org/signature/?product=Firefox&signature=shutdownhang%20%7C%20NtFlushBuffersFile&date=%3E%3D2021-08-02T16%3A18%3A00.000Z&date=%3C2021-11-02T16%3A18%3A00.000Z&_columns=date&_columns=product&_columns=version&_columns=build_id&_columns=platform&_columns=reason&_columns=address&_columns=install_time&_columns=startup_crash&_sort=-date&page=1#graphs

• today's Windows Nightlies delayed

Beta

mc2 crash incidence: 0.98% (pp), crash rate: 1.93 () - for Firefox 94.0 RC

mc1 crash rate: not available, not enough data since Firefox 95.0b1 got built yesterday

• 95.0b1 shipped today and hasn't enough crash reports to surface issues yet

Release

mc2 crash incidence: 0.78% (pp), crash rate: 1.60 () - still for Firefox 93.0

mc1 crash rate: not available, not enough data since Firefox 94.0 got released today

• spike in macOS graphics driver related crashes from macOS updates
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1738289
  • jgilbert reached out to Apple

Mobile Stability

Fenix

• https://github.com/mozilla-mobile/fenix/issues/22262 looks to be an issue in the China release

QA

• RC1 94.0 build 2 and build 3 - signoffs - Green
• RC1 ESR 91.3.0 build1 - signoff - Green

Nightly

• We started tracking the fx 95 features that were moved to fx 96
  • MR2 [QA-1207] Remove the download modal
  • [QA-1077] Simplify the process to open an external application from Firefox
  • [QA-1170] New audio backend infrastructure

Aurora / Dev Edition

Beta

• Initial bug triage on Beta 95 bugs is in progress and it will be finalized until Nov 3 EOD

Mobile

Action items

Feature Status Review

Not much to report as it's release day! Building Firefox 96 Feature list. Mana tracking page will be live by EOD.

SUMO Report

Roundtable & Special Topics

Retrospective (Tues 2wks from GA Release)

https://docs.google.com/document/d/1EgIgzQX6GDQAZuyOmCk9l94EMwTW1bpfT9K_bDe08YI/edit#